FormationSayniska

Tirada Phylogenetic fardaha - "icon" ee geedi socodka evolutionary

Mid ka mid ah ugu wanaagsan ee loo yaqaan iyo inta badan bartay oo ka mid ah caddayn lafo for horumar waa tirada casriga ungulates odnopalyh phylogenetic. waa helaa paleontological Multiple iyo foomamka loo aqoonsaday KMG ah siiyaan saldhig cadaymaha cilmiga ah taxanahan. Ku tilmaamay nin cilmiga nafleyda barta Ruush Vladimirom Onufrievichem Kovalevskim ee 1873 taxane phylogenetic faraska iyo maanta waa "icon" ee paleontology evolutionary.

horumar The iyada oo qarniyo ka

horumar The phylogenetic ee taxanaha ah - waa, foomamka KMG ah oo isku xigta taasoo keentay in formation of noocyada casriga ah. By tirada unugyada ee taxanaha ah waxaa laga yaabaa in dhammaystiran ama qayb ahaan, laakiin helitaanka foomamka xigta KMG ah waxay shardi u tahay in ay sharaxaad.

Tirada Phylogenetic fardaha gudbiyo caddeyn ah ee horumar waxaa sabab u ah joogitaanka isku xigxiga oo ka mid ah noocyada sida, bedelida kasta oo kale. Hannaanka natiijooyinka paleontological waxay siinaysaa shahaado sare si yaqiin ah.

Tusaalooyinka taxane phylogenetic

Tiro ka mid ah fardihii ma aha oo kaliya ka mid ah tusaalayaal ku tilmaamay. Well bartay iyo waxa uu shahaadada sare ee isku halaynta of tirada phylogenetic of nibiriyada badda, iyo haadda. A muranka bulshada dhexdeeda sayniska iyo ugu balaadhan looga isticmaalo gusan phylogenetic idink kala duwan waa tiro ka mid ah mamsiibo casriga ah iyo aadanaha. Muranka badan halkan ka maqan dhex- ma ka joojin bulshada sayniska. Laakiin iyadoo aan loo eegayn sida badan dhibcood of view, weli qiimaha boqorada taxanaha phylogenetic caddayn ah ee waafajinta evolutionary of noolaha in la beddelo xaaladaha deegaanka.

horumar Isgaarsiinta ee fardo ula deegaanka

waxbarashada Multiple ayaa xaqiijisay paleontologists ka aragti O. V. Kovalevskogo xiriir dhow ee ka dhexeeya isbedel lafaha ee awoowayaasha fardo ula isbedel deegaanka. cimilada Beddelidda keentay in hoos u dhac in kaynta, iyo awoowayaasha odnopalyh naasalayda xoolaha oo casri ah loo habeeyey si ay nolosha deel ah. Ma u baahan tahay dhaqdhaqaaqa degdeg ah ka xanaajisay beddelka dhismaha iyo tirada faraha ee jirka ah, isbeddellada ku lafaha iyo ilkaha.

link The ugu horeysay ee silsiladda

In Eocene hore, prapredok faras casriga ugu horeeyay ee ku noolaa in ka badan 65 milyan oo sano ka hor. Tani "faras yar yahay" ama Eohippus, kaas oo ahaa size ee eey (30 cm), uu ku salaysan yahay addinka cagta oo dhan, oo wuxuu lahaa afar (hore) iyo saddex (dib) farta ku hooves yar. Anna waan cunay caleemaha eogippus iyo caleemaha iyo lahaa ilko kuusan. Dun midabaynta iyo timaha Finensej on dabada ka guurto - taasi waa awoowe fog fardaha iyo bixitaanka xulka adduunka ugu.

intermediates

About 25 million sano ka hor, isbedelka cimilada ee caalamka, iyo deel bilaabay inuu yimaado isbedel kaynta. In Miocene ah (20 milyan oo sano ka hor) waxaa mesohippus iyo parahippus horay dheeraad ah oo la mid ah fardaha oo casri ah. A awoowe herbivorous ugu horeysay ee taxanahan phylogenetic waxaa loo arkaa inay pliogippusa faraska iyo merikgippusa in tagaan saaxadda nolosha laba milyan oo sano ka hor ah. Hipparion - link ugu dambeeya oo ka mid ah saddex-toona

awoowe wuxuu noolaa ee Miocene iyo Pliocene ku yaal bannaanka dalka North America, Asia iyo Africa. faras tridactyl Tani, eg cawsha, ma kala jeexna, laakiin Waxaan ku ordi yaabaa degdeg ah, doog buu u cunay iyo in uu qaaday dhul weyn.

Odnopalaya faras - pliogippus

wakiilada odnopalye Kuwani muuqan 5 milyan oo sano ka hor in dhulka la mid ah sida hipparions. xaaladaha deegaanka ayaa la beddelo - noqdo muddo gab, steppe iyo si weyn u koraan. Halkan sidoo kale waxaa odnopalost feature aad u muhiim ah si ay u noolaadaan. fardo Kuwaasu waxay ahaayeen in height iyo 1.2 mitir ee garabka, lahaa 19 lammaane oo feeraha iyo muruqyada oo xoog leh lugaha. ilkaha ayaa noqday taaj dheer iyo laalaabka dhaldhalaalka of lakabka sibidhka.

Faraska yaqaan

faras Modern sida tallaabo kama dambays ah ee taxanahan phylogenetic muuqday dabayaaqadii Neogene ah, iyo dhammaadka wakhtiga dunidu la soo dhaafay baraf (qiyaastii 10,000 oo sano ka hor) ee Europe iyo Asia hore u yihiin malaayiin fardo duurjoogta ah u daaqi. Iyadoo dadaalka ugaarsadaha heer hoose iyo hoos u daaq sameeyey failed faras duurjoogta horeba 4000 sano ka hor. Laakiin labo ka mid ah dacawo ay - tarpan ee Russia iyo Przewalski ee faras ee Mongolia - ay awoodaan in ay wax badan ka sii dheer tahay wax kasta oo kale ka soo qaban.

fardo duurjoogta ah

Maanta, kuwaas oo fardo duurjoogta ah waxaa u dhowaadeen inay simbiriirixdaan. Russia waxaa loo arkaa inay bakhtiyeen Tarpan iyo Przewalski ee faras duurka dhacaan ma. Lo 'iyo fardaha in si xor ah u daaqi, - foom la dhaqdo la'isa siiyo. fardo noocan oo kale ah inkasta oo si deg deg ah dib ugu soo laabtay Nolosha duurjoogta ah, laakiin weli ka duwan fardaha duurjoogta run.

Waxay leeyihiin Kenenisa dheer iyo dabo, oo iyagu waa habooneyn. Si gaar ah faras buckskin iyo Przewalski fardaha duurjoogta ah ayaa myshastye sida haddii jaray garaacaa, Kenenisa Bekele iyo dabo.

In Bartamaha iyo Waqooyiga America, fardo duurjoogta ah ayaa gebi ahaanba tirtiro Indians iyo waxaa u muuqday oo kaliya ka dib markii ay ka imanayaan Yurub ee qarnigii XV ah. Faracoodii la'isa siiyo of conquistadors fardo siiyey kor u qaada lo 'badan oo Mustangs, tirada taas oo ay gacanta toogtay maanta.

mustangs ee North America ka sokow waxaa jira laba nooc oo ah fardihii jasiiradda duurjoogta ah - on gasiiradaha Assateague iyo Sable. lo 'semi-duurjoogta ah oo fardo camargue helay oo ku yaalla koonfurta of France. In buuraha iyo meelaheeda dhoobada ee UK, sidoo kale, ka heli kartaa qaar ka mid ah fardihii duurjoogta ah.

fardo jecel our

Man rabbeeyey faraska iyo iyadii u keeneen in ka badan 300 eyda. From la saadaalinayaa in fardihii Ghadafi iyo eyda tartanka doonteen. 50 eyda fardaha la rijeynaya in Russia. The ugu caansan iyaga ka mid ah - Trotter Orlov ah. Gaar midabka cad, xigta fiican iyo awood kar - sifooyinkaasi waxaa sidaas u bogi Tirada Orlov, oo waxaa loo arkaa aasaasihii idaad this.

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